The diagram is labelled with the known information ... is calculated by 236 ÷ 8 = 29.5. The cost is £29.50 per lesson. Company 2’s unit price is calculated by 135 ÷ 5 = 27.

Average revenue per unit (ARPU) is calculated by dividing total revenue by average number of subscribers. Higher ARPU indicates better revenue generation efficiency per subscriber. Investors can ...

A group from the University of Science and Technology of China (USTC), under the direction of Prof. Haiding Sun, created a ...

The value of the U.S. dollar in terms of the SDR is the reciprocal of the sum of the dollar values, based on market exchange rates, of specified quantities of the SDR basket currencies. See SDR ...

This guide gives a clear view of what topics are covered, the types of questions, and how much each question section is worth ...

Science being compulsory and one of the most important subjects, requires informed study and practice throughout the year.

Opinions expressed by Forbes Contributors are their own. We are a nonpartisan climate and clean energy policy think tank. The electric power sector accounts for 29% of the U.S.’s greenhouse gas ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning ...

While its software leaves something to be desired, Reolink’s battery video doorbell is a solid device with plenty to offer.